High stability Mini Cobalt Drill Bits with fast drilling masonry materials

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100000 pc/month

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Product Description:




2.High stability

3.High speed

4.Environmental protection

5.Good processing precision



The drill bit's material have Hss,hard alloy.It is used for the  Machinery industry,  processing the metal parts,such as casting metal, steel,stainless steels,aluminium alloys and so on.


Drill bit  Features:

Use double flutes shank type for drilling in brick,concrete, cinder block and tile. The double flutes design drills twice as fast as standard shanks, and the high quality carbide tip minimizes wear and extends the life of the bit.


Diameter: from 5mm to 50mm.


Overall Length: from 110mm to 1300mm.


In combination with various types of electric hammer, the drill is one of the most efficient tools suitably and widely use for hole drilling in hard materials like concrete/brick in construction & installation industries.


Drill bit Packing type:

Skin packing, Color box package, Injection tray package, Blow case packing for set, Wood case packing for set, PVC plastic bag package, Injection case packing for set, Double blisters package, Single blister package, Sliding card package, and other required packing.


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